We're willing, but sadly not able.
Here's are the other things we'll need before we can attack this one:
1). We need to know how often does Ned swim ?
2). We need to know how often does Ned bicycle ?
3). We need to see that "chart below".
The only thing I see below right now is my dog.
Answer:

Step-by-step explanation:
Given:

Solve:








![\mathrm{For\:}u^n\: > \:a\mathrm{,\:if\:}n\:\mathrm{is\:even}\mathrm{\:then\:}u\: < \:-\sqrt[n]{a}\:or\:u\: > \:\sqrt[n]{a}](https://tex.z-dn.net/?f=%5Cmathrm%7BFor%5C%3A%7Du%5En%5C%3A%20%3E%20%5C%3Aa%5Cmathrm%7B%2C%5C%3Aif%5C%3A%7Dn%5C%3A%5Cmathrm%7Bis%5C%3Aeven%7D%5Cmathrm%7B%5C%3Athen%5C%3A%7Du%5C%3A%20%3C%20%5C%3A-%5Csqrt%5Bn%5D%7Ba%7D%5C%3Aor%5C%3Au%5C%3A%20%3E%20%5C%3A%5Csqrt%5Bn%5D%7Ba%7D)



<u><em>~lenvy~</em></u>
Compare two variables each time